diff options
Diffstat (limited to 'c/src/exec/rtems/include/rtems/rtems/asr.h')
-rw-r--r-- | c/src/exec/rtems/include/rtems/rtems/asr.h | 112 |
1 files changed, 112 insertions, 0 deletions
diff --git a/c/src/exec/rtems/include/rtems/rtems/asr.h b/c/src/exec/rtems/include/rtems/rtems/asr.h new file mode 100644 index 0000000000..9631f93d40 --- /dev/null +++ b/c/src/exec/rtems/include/rtems/rtems/asr.h @@ -0,0 +1,112 @@ +/* asr.h + * + * This include file contains all the constants and structures associated + * with the Asynchronous Signal Handler. This Handler provides the low-level + * support required by the Signal Manager. + * + * COPYRIGHT (c) 1989-1997. + * On-Line Applications Research Corporation (OAR). + * Copyright assigned to U.S. Government, 1994. + * + * The license and distribution terms for this file may in + * the file LICENSE in this distribution or at + * http://www.OARcorp.com/rtems/license.html. + * + * $Id$ + */ + +#ifndef __RTEMS_ASR_h +#define __RTEMS_ASR_h + +#ifdef __cplusplus +extern "C" { +#endif + +#include <rtems/rtems/modes.h> + +/* + * + * The following type defines the control block used to manage + * each signal set. + */ + +typedef unsigned32 rtems_signal_set; + +/* + * Return type for ASR Handler + */ + +typedef void rtems_asr; + +/* + * The following type corresponds to the applications asynchronous + * signal processing routine. + */ + +typedef rtems_asr ( *rtems_asr_entry )( + rtems_signal_set + ); + +/* + * + * The following defines the control structure used to manage + * signals. Each thread has a copy of this record. + */ + +typedef struct { + boolean is_enabled; /* are ASRs enabled currently? */ + rtems_asr_entry handler; /* address of RTEMS_ASR */ + Modes_Control mode_set; /* RTEMS_ASR mode */ + rtems_signal_set signals_posted; /* signal set */ + rtems_signal_set signals_pending; /* pending signal set */ + unsigned32 nest_level; /* nest level of RTEMS_ASR */ +} ASR_Information; + +/* + * The following constants define the individual signals which may + * be used to compose a signal set. + */ + +#define RTEMS_SIGNAL_0 0x00000001 +#define RTEMS_SIGNAL_1 0x00000002 +#define RTEMS_SIGNAL_2 0x00000004 +#define RTEMS_SIGNAL_3 0x00000008 +#define RTEMS_SIGNAL_4 0x00000010 +#define RTEMS_SIGNAL_5 0x00000020 +#define RTEMS_SIGNAL_6 0x00000040 +#define RTEMS_SIGNAL_7 0x00000080 +#define RTEMS_SIGNAL_8 0x00000100 +#define RTEMS_SIGNAL_9 0x00000200 +#define RTEMS_SIGNAL_10 0x00000400 +#define RTEMS_SIGNAL_11 0x00000800 +#define RTEMS_SIGNAL_12 0x00001000 +#define RTEMS_SIGNAL_13 0x00002000 +#define RTEMS_SIGNAL_14 0x00004000 +#define RTEMS_SIGNAL_15 0x00008000 +#define RTEMS_SIGNAL_16 0x00010000 +#define RTEMS_SIGNAL_17 0x00020000 +#define RTEMS_SIGNAL_18 0x00040000 +#define RTEMS_SIGNAL_19 0x00080000 +#define RTEMS_SIGNAL_20 0x00100000 +#define RTEMS_SIGNAL_21 0x00200000 +#define RTEMS_SIGNAL_22 0x00400000 +#define RTEMS_SIGNAL_23 0x00800000 +#define RTEMS_SIGNAL_24 0x01000000 +#define RTEMS_SIGNAL_25 0x02000000 +#define RTEMS_SIGNAL_26 0x04000000 +#define RTEMS_SIGNAL_27 0x08000000 +#define RTEMS_SIGNAL_28 0x10000000 +#define RTEMS_SIGNAL_29 0x20000000 +#define RTEMS_SIGNAL_30 0x40000000 +#define RTEMS_SIGNAL_31 0x80000000 + +#ifndef __RTEMS_APPLICATION__ +#include <rtems/rtems/asr.inl> +#endif + +#ifdef __cplusplus +} +#endif + +#endif +/* end of include file */ |